📄 sessionrecorderservlet.java
字号:
/* * Class.java * Example shows how to cound the request to a certain servlet * Created on October 9, 2002, 1:27 PM */package jwadbook.servlets;/** * * @author cai */import java.io.*;import javax.servlet.*;import javax.servlet.http.*;import java.util.*;public class SessionRecorderServlet extends HttpServlet { public void init() throws ServletException { } public void doPost ( HttpServletRequest req, HttpServletResponse resp ) throws ServletException,IOException { GregorianCalendar current = new GregorianCalendar(); int hour = current.get(Calendar.HOUR_OF_DAY); int min = current.get(Calendar.MINUTE); String time = String.valueOf(hour) +":"+ String.valueOf(min); HttpSession cusession = req.getSession(true); cusession.setAttribute("Last_Access_Time", time); cusession.setAttribute("Protocol", req.getProtocol()); cusession.setMaxInactiveInterval(3600*24); if(cusession.getAttribute("Access_Recorder")!=null) { ((Vector)cusession.getAttribute("Access_Recorder")).addElement(req.getRemoteHost()); } else { cusession.setAttribute("Access_Recorder", new Vector()); } PrintWriter out = resp.getWriter(); resp.setContentType("text/html"); out.println(" <HTML> "); out.println(" <HEAD>"); out.println(" <TITLE>SessionRecorderServlet</TITLE> "); out.println(" </HEAD> "); out.println(" <BODY BGCOLOR=white> "); out.println(" <CENTER> "); out.println(" <FONT COLOR='#009999' SIZE='4' face='Arial'> "); out.println(" <STRONG>Use Session to Record Access to this Servlet</STRONG> "); out.println(" </FONT> "); out.println(" </CENTER> "); out.println(" <HR>"); out.println("<CENTER>Please See Results in <A href = '/icsamples/sessionreader'> SessionReader </A> Servlet</CENTER><br> "); out.println(" <HR> "); out.println(" </BODY> "); out.println(" </HTML> " ); out.flush(); } public void doGet ( HttpServletRequest req, HttpServletResponse resp ) throws ServletException,IOException { doPost(req,resp); } }⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -